Shure SCM268

4 Channel Microphone/Line Mixer

Recommended for: Simple audio mixing

  • 4 XLR microphone inputs
  • 5 RCA line-level inputs
  • 5 LED peak output meter
  • 12volt phantom power to all microphones
  • Bulletproof design that's compact and portable


4 Channel Microphone/Line Mixer

Ideal for: Simple audio mixing

4 XLR microphone inputs
5 RCA line-level inputs
5 LED peak output meter
12volt phantom power to all microphones
Bulletproof design that's compact and portable

Specifications:

  • Five unbalanced aux level inputs (Phono connectors)
  • LED peak output meter
  • One unbalanced aux level output (Phono connector)
  • IEC power cord connector
  • 12V phantom power for condenser microphones
  • Built-in low cut filters on mic inputs

Measurement Conditions (unless otherwise specified):

Line voltage 120 Vac, 60 Hz (SCM268) or 230 Vac, 50 Hz (SCM268E); full gain; 1 kHz, one channel activated; source impedances: Mic 150 ohms, Aux Level 150 ohms; terminations: Line 600 ohms, Mic 600 ohms Aux Out 10 kilohms 12 V phantom power off.
Frequency Response (Ref 1 kHz, controls centered)
Microphone Inputs: 150 Hz to 20 Khz +/- 2 dB (built-in 80Hz low-cut)
Auxiliary Inputs: 20 Hz to 20 kHz +/- 2 dB
Low-Cut Filter (Microphone inputs only)
3dB down at 80 Hz, 6 dB/octave
Total Harmonic Distortion
<0.25% at +4 dBu output level (through 22 Hz-22 kHz filter; Input 1 and Master centered, all other controls full counter-clockwise)
Equivalent Input Hum and Noise(150 ohm source; through 22 Hz-22 kHz filter)
124 dBV
Output Hum and Noise (through 22 Hz-22 kHz filter; channel controls full counterclockwise)
Master full counterclockwise: -92 dBV
Master full clockwise: -70 dBV
Common Mode Rejection
>80 dB at 1 kHz
Polarity
All inputs to all outputs are non-inverting
Overload and Shorting Protection
Shorting outputs, even for prolonged periods, causes no damage. Microphone inputs are not damaged by signals up to +10 dBV; Auxiliary inputs by signals up to +36 dBV
Phantom Power
12 Vdc open-circuit through 340 ohm series resistance
Operating Voltage
SCM268: 100-120 Vac rated nominal, 50/60 Hz, 60 mA
SCM268E: 220-240 Vac rated nominal, 50/60 Hz, 30 mA
Temperature Range
Operating: -7 degrees to 49 degrees C (20 degrees to 120 degrees F)
Storage: -29 degrees to 74 degrees C (­20 degrees to 165 degrees F)
Overall Dimensions
44 mm H x 218 mm W x 162 mm D (1.72 x 8.60 x 6.37 inches)
Net Weight
1.20 Kg (2 lbs, 10 oz)

Documents

User's Manual


Price: $25.00